--- drupalforfirebug.module.orig	2009-02-07 20:13:44 +0300
+++ drupalforfirebug.module	2009-02-07 20:14:35 +0300
@@ -355,7 +355,7 @@
   for ($x = 0; $x < $maxcount; $x++) {
     // Set the Proper Styling
     if (isset($akeys[$x]) && array_key_exists($akeys[$x], array_flip($bkeys))) { // is it in B array?
-      if ($a[$akeys[$x]] == $b[$akeys[$x]]) {
+      if ($a[$akeys[$x]] === $b[$akeys[$x]]) {
         $c['#firebug_style'][$akeys[$x]] = 'SAME';
       } else {
         $c['#firebug_style'][$akeys[$x]] = 'DIFFERENT';
@@ -375,7 +375,7 @@
       }
     } else {
       if (isset($akeys[$x]) && array_key_exists($akeys[$x], array_flip($bkeys))) { // is it in B array?
-        if ($a[$akeys[$x]] == $b[$akeys[$x]]) {
+        if ($a[$akeys[$x]] === $b[$akeys[$x]]) {
           $c[$akeys[$x]] = $a[$akeys[$x]];
         } else {
           $c[$akeys[$x]] = $b[$akeys[$x]];